[INFO] fetching crate xzam 0.1.0...
[INFO] building xzam-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate xzam 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate xzam 0.1.0
[INFO] finished tweaking crates.io crate xzam 0.1.0
[INFO] tweaked toml for crates.io crate xzam 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xzam 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xzam 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e362019105a0afa5d442a36439abdba0d43631bdc873a14d03bd14a25197ada5
[INFO] running `Command { std: "docker" "start" "-a" "e362019105a0afa5d442a36439abdba0d43631bdc873a14d03bd14a25197ada5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e362019105a0afa5d442a36439abdba0d43631bdc873a14d03bd14a25197ada5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e362019105a0afa5d442a36439abdba0d43631bdc873a14d03bd14a25197ada5", kill_on_drop: false }`
[INFO] [stdout] e362019105a0afa5d442a36439abdba0d43631bdc873a14d03bd14a25197ada5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 855753ecb7062330df83a18db634526ce9576cce39e183faa637662a06166040
[INFO] running `Command { std: "docker" "start" "-a" "855753ecb7062330df83a18db634526ce9576cce39e183faa637662a06166040", kill_on_drop: false }`
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling rustfft v6.3.0
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling hound v3.5.1
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling transpose v0.2.3
[INFO] [stderr]    Compiling primal-check v0.3.4
[INFO] [stderr]    Compiling clap_builder v4.5.39
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling sled v0.34.7
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling clap v4.5.39
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling xzam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/lib.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, error::Error, path::Path};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `string`
[INFO] [stdout]  --> src/db.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, fmt::Error, string};
[INFO] [stdout]   |                                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bincode::serde`
[INFO] [stdout]  --> src/db.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bincode::serde;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/db.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::fingerprint::{self, fingerprint::Fingerprint};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> src/fingerprint/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufWriter` and `Write`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufWriter, Write};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf` and `Path`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::{Arc, Mutex};
[INFO] [stdout]   |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use uuid::Uuid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rayon::prelude`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rayon::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `db_path` is never read
[INFO] [stdout]   --> src/db.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct FingerprintDB {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 11 |     db_path: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `offset_samples` and `offset_time` are never read
[INFO] [stdout]  --> src/fingerprint/chunker.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Frame {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 6 |     pub offset_samples: u64,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     pub offset_time: u64,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mag` is never read
[INFO] [stdout]  --> src/fingerprint/constellation.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct SpectralPeak {
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub mag: f32,
[INFO] [stdout]   |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `TFingerprints` is never used
[INFO] [stdout]   --> src/fingerprint/fingerprint.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub type TFingerprints = Vec<Fingerprint>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FREQ_THRESHOLD` is never used
[INFO] [stdout]   --> src/fingerprint/fingerprint.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const FREQ_THRESHOLD: u32 = 200;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `UnsupportedFormat` is never constructed
[INFO] [stdout]   --> src/audio/errors.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub enum DecoderError {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 10 |     UnsupportedFormat,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DecoderError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `samples`, `channels`, and `duration_secs` are never read
[INFO] [stdout]   --> src/audio/decoder.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct DecodedAudio {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 12 |     pub samples: Vec<f32>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 13 |     pub sample_rate: u32,
[INFO] [stdout] 14 |     pub channels: u16,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 15 |     pub duration_secs: f32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DecodedAudio` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.34s
[INFO] running `Command { std: "docker" "inspect" "855753ecb7062330df83a18db634526ce9576cce39e183faa637662a06166040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "855753ecb7062330df83a18db634526ce9576cce39e183faa637662a06166040", kill_on_drop: false }`
[INFO] [stdout] 855753ecb7062330df83a18db634526ce9576cce39e183faa637662a06166040
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 616141b81d5e6d5cdd39452da793ed0b3e135829bd802bc228d24e11ef1100ff
[INFO] running `Command { std: "docker" "start" "-a" "616141b81d5e6d5cdd39452da793ed0b3e135829bd802bc228d24e11ef1100ff", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/lib.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, error::Error, path::Path};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `string`
[INFO] [stdout]  --> src/db.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, fmt::Error, string};
[INFO] [stdout]   |                                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bincode::serde`
[INFO] [stdout]  --> src/db.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bincode::serde;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/db.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::fingerprint::{self, fingerprint::Fingerprint};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> src/fingerprint/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufWriter` and `Write`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufWriter, Write};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf` and `Path`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling xzam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::{Arc, Mutex};
[INFO] [stdout]   |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use uuid::Uuid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rayon::prelude`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rayon::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `db_path` is never read
[INFO] [stdout]   --> src/db.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct FingerprintDB {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 11 |     db_path: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `offset_samples` and `offset_time` are never read
[INFO] [stdout]  --> src/fingerprint/chunker.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Frame {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 6 |     pub offset_samples: u64,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     pub offset_time: u64,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mag` is never read
[INFO] [stdout]  --> src/fingerprint/constellation.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct SpectralPeak {
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub mag: f32,
[INFO] [stdout]   |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `TFingerprints` is never used
[INFO] [stdout]   --> src/fingerprint/fingerprint.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub type TFingerprints = Vec<Fingerprint>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FREQ_THRESHOLD` is never used
[INFO] [stdout]   --> src/fingerprint/fingerprint.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const FREQ_THRESHOLD: u32 = 200;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `UnsupportedFormat` is never constructed
[INFO] [stdout]   --> src/audio/errors.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub enum DecoderError {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 10 |     UnsupportedFormat,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DecoderError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `samples`, `channels`, and `duration_secs` are never read
[INFO] [stdout]   --> src/audio/decoder.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct DecodedAudio {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 12 |     pub samples: Vec<f32>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 13 |     pub sample_rate: u32,
[INFO] [stdout] 14 |     pub channels: u16,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 15 |     pub duration_secs: f32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DecodedAudio` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/lib.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, error::Error, path::Path};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `string`
[INFO] [stdout]  --> src/db.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, fmt::Error, string};
[INFO] [stdout]   |                                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bincode::serde`
[INFO] [stdout]  --> src/db.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bincode::serde;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/db.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::fingerprint::{self, fingerprint::Fingerprint};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> src/fingerprint/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufWriter` and `Write`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufWriter, Write};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf` and `Path`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::{Arc, Mutex};
[INFO] [stdout]   |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use uuid::Uuid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/fingerprint/mod.rs:47:23
[INFO] [stdout]    |
[INFO] [stdout] 47 |         fingerprint::{self, fingerprint_audio},
[INFO] [stdout]    |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]   --> src/fingerprint/mod.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |     use serde::{Deserialize, Serialize};
[INFO] [stdout]    |                 ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufWriter`
[INFO] [stdout]   --> src/fingerprint/mod.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 51 |     use std::io::{BufWriter, Write};
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]   --> src/fingerprint/mod.rs:52:27
[INFO] [stdout]    |
[INFO] [stdout] 52 |     use std::path::{Path, PathBuf};
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rayon::prelude`
[INFO] [stdout]  --> src/fingerprint/fingerprint.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rayon::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `channels` and `duration_secs` are never read
[INFO] [stdout]   --> src/audio/decoder.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct DecodedAudio {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub channels: u16,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 15 |     pub duration_secs: f32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DecodedAudio` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `UnsupportedFormat` is never constructed
[INFO] [stdout]   --> src/audio/errors.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub enum DecoderError {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 10 |     UnsupportedFormat,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DecoderError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `offset_samples` and `offset_time` are never read
[INFO] [stdout]  --> src/fingerprint/chunker.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Frame {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 6 |     pub offset_samples: u64,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     pub offset_time: u64,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mag` is never read
[INFO] [stdout]  --> src/fingerprint/constellation.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct SpectralPeak {
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub mag: f32,
[INFO] [stdout]   |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `TFingerprints` is never used
[INFO] [stdout]   --> src/fingerprint/fingerprint.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub type TFingerprints = Vec<Fingerprint>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FREQ_THRESHOLD` is never used
[INFO] [stdout]   --> src/fingerprint/fingerprint.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const FREQ_THRESHOLD: u32 = 200;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.50s
[INFO] running `Command { std: "docker" "inspect" "616141b81d5e6d5cdd39452da793ed0b3e135829bd802bc228d24e11ef1100ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "616141b81d5e6d5cdd39452da793ed0b3e135829bd802bc228d24e11ef1100ff", kill_on_drop: false }`
[INFO] [stdout] 616141b81d5e6d5cdd39452da793ed0b3e135829bd802bc228d24e11ef1100ff